package at.ac.tuwien.sepm.s2011.e0208329.dao;
import java.util.List;
import at.ac.tuwien.sepm.s2011.e0208329.domain.*;

public interface InvoiceDao {
	
	public void insert(Invoice in) throws Exception; // add Invoice to db

	public List<Item> queryAll() throws Exception ;// Get all Invoices from DB
	
	public List<Item> queryBy() throws Exception ;// Get Invoices referred to a Date
	                                              
}
